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Old 12-14-2010 Mã bài: 74004   #2791
darks
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By d_linh9 at 2010-12-13

nO2-=(9.1-5.5)/16=0.225 (mol )
nAg+=2nO2-=0.45 (mol )
Giá trị của m là m=108*0.45=48.6 (g)
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